| amphophilous | 1. Having an affinity both for acid and for basic dyes. Synonym: amphophilic, amphophilous. 2. A cell that stains readily with either acid or basic dyes. Synonym: amphocyte. Synonym: amphochromatophil, amphochromatophile, amphochromophil, amphochromophile. Origin: ampho-+ G. Philos, fond (05 Mar 2000) |
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| amphoric | <medicine> Produced by, or indicating, a cavity in the lungs, not filled, and giving a sound like that produced by blowing into an empty decanter; as, amphoric respiration or resonance. Source: Websters Dictionary (01 Mar 1998) |
| amphoric rale | Sound heard through the stethoscope associated with the movement of fluid in a lung cavity communicating with a bronchus. (05 Mar 2000) |
| amphoric resonance | A percussion sound, like that produced by striking a large empty bottle, obtained by percussing over a pulmonary cavity. Synonym: cavernous resonance. (05 Mar 2000) |
| amphoric respiration | A sound like that made by blowing across the mouth of a bottle, heard on auscultation in some cases in which a large pulmonary cavity exists, or occasionally in pneumothorax. (05 Mar 2000) |
| amphoric voice | A voice sound having a hollow, blowing character, heard over a pulmonary cavity when the patient speaks or whispers. Synonym: amphorophony. (05 Mar 2000) |
| amphoriloquy | Presence of amphoric voice. Origin: G. Amphora, a jar, + loquor, to speak (05 Mar 2000) |
| amphorophony | Synonym: amphoric voice. Origin: G. Amphora, a jar, + phone, voice (05 Mar 2000) |
| amphoteric | <biochemistry, chemistry> Having both acidic and basic characteristics. This is true of proteins since they have both acidic and basic side groups (the charges of which balance at the isoelectric point). (05 Feb 1998) |
| amphoteric electrolyte | An electrolyte that can either give up or take on a hydrogen ion and can thus behave as either an acid or a base. Synonym: ampholyte. (05 Mar 2000) |
| amphoteric element | An element one or more of whose oxides unite with water to form hydroxides that may act as acids or as bases (e.g., aluminum). (05 Mar 2000) |
| amphoteric reaction | A double reaction possessed by certain fluids which have a combination of acid and alkaline properties. (05 Mar 2000) |
| amphotericin | <drug> One of two antifungal antibiotics. Amphotericin A: The less active form of the antibiotic produced by the bacteria Streptomyces nodosus. It is not used clinically. Amphotericin B: An antibiotic produced by the bacteria Streptomyces nodosus which is used to treat a wide variety of fungal infections. Formula: C47H73NO17. (05 Feb 1998) |
| amphotericin B | <drug> An intravenous drug for treatment of cryptococcal meningitis, candidiasis, histoplasmosis and coccidiomycosis and other fungal infections. It is given intravenously. Toxicities are severe and include fevers, chills, headache, anorexia, nausea, vomiting, diarrhoea, kidney damage and neutropenia. (05 Feb 1998) |
| amphotonia | Increased excitability of both the parasympathetic and sympathetic nervous systems. Origin: ampho-+ G. Tonos, tension (05 Mar 2000) |